diff --git a/src/ln_marker.hpp b/src/ln_marker.hpp
index e8fae81..22ffef1 100644
--- a/src/ln_marker.hpp
+++ b/src/ln_marker.hpp
@@ -1,5 +1,6 @@
 #pragma once
 
+#include <array>
 #include <filesystem>
 #include <iomanip>
 #include <list>